3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace Foo { class A { } } namespace Foo\Bar { use Foo\A; class B extends A { } } namespace { use Foo\A; use Foo\Bar\B as BarB; $a = new A(); var_dump($a); $b = new Bar\B(); var_dump($b); }
Output for 7.0.0 - 7.1.0
object(Foo\A)#1 (0) { } Fatal error: Uncaught Error: Class 'Bar\B' not found in /in/LI1CG:19 Stack trace: #0 {main} thrown in /in/LI1CG on line 19
Process exited with code 255.
Output for hhvm-3.12.0
object(Foo\A)#1 (0) { } Fatal error: Class undefined: Bar\B in /in/LI1CG on line 19
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.6.28
object(Foo\A)#1 (0) { } Fatal error: Class 'Bar\B' not found in /in/LI1CG on line 19
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/LI1CG on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/LI1CG on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/LI1CG on line 3
Process exited with code 255.